Nicholas Swartz was born around 1782 in Pennsylvania. He married Eve Weisel, and they had at least four children: Andrew, born on June 28, 1810; Mary Ann, born around 1821; Nicholas, born around 1822; and Susanna, born around 1828. His wife died sometime before 1850. By 1850, he was living in Plumstead, Pennsylvania, and working as a sawmiller. He owned $5,000 of real estate. A decade later, he owned $7,500 of real estate and $100 of real estate. He died sometime after 1862.